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Note 8 - Segment Information - Revenue (Details) - USD ($) $ in Thousands	3 Months Ended
	Jan. 31, 2026	Jan. 31, 2025
Net sales	$ 18,969	$ 19,200
Interconnect [Member]
Net sales	$ 6,860	$ 5,401
Interconnect [Member] | Revenue, Product and Service Benchmark [Member] | Product Concentration Risk [Member]
Aerospace customer	36.00%	28.00%
Custom Cabling [Member]
Net sales	$ 6,416	$ 4,730
Custom Cabling [Member] | Revenue, Product and Service Benchmark [Member] | Product Concentration Risk [Member]
Aerospace customer	34.00%	25.00%
Integrated Solutions [Member]
Net sales	$ 5,693	$ 9,069
Integrated Solutions [Member] | Revenue, Product and Service Benchmark [Member] | Product Concentration Risk [Member]
Aerospace customer	30.00%	47.00%
All Products or Services [Member]
Net sales	$ 18,969	$ 19,200
All Products or Services [Member] | Revenue, Product and Service Benchmark [Member] | Product Concentration Risk [Member]
Aerospace customer	100.00%	100.00%

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